Company lists · Data refreshed November 2026

Top 25 Offshore crew transport operators worldwide

RevenueBase identified 1,282 company matches for offshore crew transport operators worldwide as of November 2026 and tracks 106,647 professional contacts across them, including 13,141 with verified work emails. The United States is the largest market and Singapore the largest hub.

This list covers company matches for offshore crew transport operators worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for offshore crew transport operators follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,282Companies
106,647Contacts tracked
13,141Verified emails
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The 25 largest offshore crew transport operators worldwide

Ranked by team size
Top 25 of 1,282 company matches for offshore crew transport operators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchHouston, United StatesHQ recorded Nov 6, 20261,001-5,0005,319 contacts →

Exact match

“Seadrill is setting the standard in deepwater oil and gas drilling.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20265,001-10,0003,739 contacts →

Exact match

“Tidewater Inc.(Tidewater) is the owner and operator of the world’s largest Offshore Support Vessel (OSV) fleet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 20261,001-5,0003,276 contacts →

Exact match

“Somos a Bram Offshore Transportes Marítimos, a maior empresa representante do Grupo Edison Chouest Offshore no Brasil, reconhecida como o fornecedor de soluções de transporte…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchChâtel-saint-denis, United StatesHQ recorded Nov 6, 20261,001-5,0002,837 contacts →

Exact match

“Allseas is a world-leading contractor in the offshore energy market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVictoria, BC, CanadaHQ recorded Nov 6, 20261,001-5,0002,487 contacts →

Exact match

“From our early beginnings with just two vessels operating on a single route, today we have grown to be one of the largest and most complex ferry systems in the world, with 37…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAl-khobar, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,0002,473 contacts →

Exact match

“Zamil Offshore Services Company has been offering diversified offshore and marine support services to the oil and gas industry since 1977.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 20265,001-10,0002,262 contacts →

Exact match

“P&O Maritime Logistics is a leading provider of marine solutions with focus on offshore energy, port services and cargo transport.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCut Off, LA, United StatesHQ recorded Nov 6, 20261,001-5,0001,947 contacts →

Exact match

“Recognized Worldwide for Diverse and Dynamic Marine Transportation Solutions Founded as Edison Chouest Boat Rental in Galliano, Louisiana, in 1960, the Edison Chouest Offshore…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchIrving, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,867 contacts →

Exact match

“CHC provides unmatched helicopter services that enable our customers to reach beyond – to work in remote and challenging destinations that limit others – and come home safely.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNiterói, BrazilHQ recorded Nov 6, 20261,001-5,0001,847 contacts →

Exact match

“O Grupo CBO é uma das maiores empresas de apoio marítimo do Brasil.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAl Khobar, Saudi ArabiaHQ recorded Nov 6, 20261,001-5,0001,729 contacts →

Exact match

“With an extensive fleet of over 200 vessels worldwide, Rawabi Vallianz Offshore Services leverages Rawabi’s expertise to ensure exceptional quality and on-time delivery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSkudeneshavn, NorwayHQ recorded Nov 6, 20261,001-5,0001,722 contacts →

Exact match

“Solstad is a company with more than 60 years of experience within various shipping segments, and is currently one of the leading provider of specialized offshore tonnage to the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchUnited StatesHQ recorded Nov 6, 20261,001-5,0001,549 contacts →

Exact match

“Kirby Corporation is a diversified business with operations in the marine transportation and engine services industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCovington, LA, United StatesHQ recorded Nov 6, 20261,001-5,0001,519 contacts →

Exact match

“Hornbeck Offshore Services, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchDoha, QatarHQ recorded Nov 6, 20261,001-5,0001,490 contacts →

Exact match

“Gulf Drilling International Limited (GDI) was established in May 2004 as a joint venture between Qatar Petroleum (QP) and Japan Drilling Company (JDC), making it the first Qatari…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchJakarta Pusat, IndonesiaHQ recorded Nov 6, 2026501-1,0001,479 contacts →

Exact match

“Starting its business as an oil & gas sub contractor in 1970, SOECHI Lines was officially built in 1977 by concentrating its business in marine transportation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,408 contacts →

Exact match

“Headquartered in Houston, Hercules Offshore, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGlyfada, GreeceHQ recorded Nov 6, 20261,001-5,0001,275 contacts →

Exact match

“Dynacom Tankers Management Ltd.(DTM) was founded in 1991 to manage oil tankers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPapendrecht, NetherlandsHQ recorded Nov 6, 20261,001-5,0001,248 contacts →

Exact match

“Smit Lamnalco provides first class, reliable and customised marine support in any environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchKøbenhavn S, DenmarkHQ recorded Nov 6, 2026201-5001,159 contacts →

Exact match

“Maersk Tankers and affiliated companies operate one of the largest tanker fleets in the world through direct ownership and commercial management solutions for shipowners.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKebayoran Lama, IndonesiaHQ recorded Nov 6, 2026501-1,0001,093 contacts →

Exact match

“As a one-stop offshore marine services company, Wintermar Offshore Marine Group strives to support all types of offshore operations, offering innovative vessel and logistical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNiterói, BrazilHQ recorded Nov 6, 20261,001-5,0001,062 contacts →

Exact match

“Somos um hub 360°, onde tradição e inovação se encontram para oferecer soluções completas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,000816 contacts →

Exact match

“With offices in Abu Dhabi, Dubai, Qatar and Singapore, Allianz Middle East Ship Management LLC(Allianz-ME) is a well-established marine contractors providing modern Offshore…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026n/a775 contacts →

Exact match

“Established in 1997, we operate an extensive fleet of Offshore Supply Vessels that service the Oil and Gas industry in the Middle East, South East Asia, Africa, India and the Gulf…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchEsbjerg, DenmarkHQ recorded Nov 6, 20261,001-5,000762 contacts →

Exact match

“ESVAGT was founded in 1981 with the purpose of making the sea a safe place to work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,282 offshore crew transport operators worldwide

See the full list, filter by size, metro and specialty, and access 13,141 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore crew transport operators worldwide at a glance

As of Nov 6, 2026
12.3%Verified-email coverage
83.2Average contacts per company
11-50Median size (employees)
3.0%Largest-city concentration · Singapore
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
320
11-50
444
51-200
266
201-500
113
501-1,000
59
1,001-5,000
52
5,001-10,000
7
10001+
4

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for offshore crew transport operators are linked below.
What qualifies
Company records worldwide whose business descriptions match “offshore crew transport operators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 13,141 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Offshore crew transport operators by location

10 lists · largest first

Every Offshore crew transport operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “offshore crew transport operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore crew transport operators are there worldwide?

RevenueBase identified 1,282 company matches for offshore crew transport operators worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Seadrill tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most offshore crew transport operators?

The United States leads with 191 companies, followed by the United Kingdom (87) and the Netherlands (70). Every offshore crew transport operators list by country and city is linked on this page.

Which city has the most offshore crew transport operators?

Singapore leads with 39 company records, followed by Dubai (20) and Port Harcourt (19).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 13,141 professional contacts with verified work emails tracked across these 1,282 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.